Pixel Insert

Gzip
Type following command to compress a file at shell prompt
gzip filename.ext -> The file will be compressed and save as filename.ext.gz

Type following command to expand a compressed file
gunzip filename.ext.gz -> The filename.ext.gz is deleted and replace with filename.ext

Type following command to compress multiple files at shell prompt
gzip filename.gz file1 file2 file3 -> will compress file1, file2, file3 into filename.gzip.

Zip
Type following command to compress a file at a shell prompt
zip -r filename.zip files -> filename.zip represents new zip file,  files represents files need to be compressed

Type following command to expand a compressed file
unzip filename.zip

Type following command to compress multiple files at shell prompt
zip filename.zip file1 file2 file3 -> will compress file1, file2, file3  into filename.zip

Add directory to multiple files
zip filename.zip file1 file2 file3 /user/work/school -> will compress file1, file2, file3, /user/work/school directory content into filename.zip

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